Mandatory compliance effective as of Monday Special to the Advance EDINBURG — Due to ongoing drought conditions, the City of Edinburg is entering Stage 2 Water Conservation efforts effective May 6, according to a city release.Several factors, including a lack of rainfall, Mexico’s scarce delivery of water under the terms of a 1944 treaty, and the combined water level at the Falcon and Amistad Dams, require that mandatory compliance begin next week.To minimize the impact on the current water supply shortage, residents will be limited to ‘Watering Days’ based on address numbers. “Waste of Water,” such as allowing water to ...